CN220420475U - Fire alarm switch with protection function - Google Patents

Abstract

The utility model discloses a fire switch with a protection function, which belongs to the technical field of fire switches and comprises a fire switch, wherein a button is arranged in front of the fire switch, a clamping opening is formed in the lower surface of the button, the clamping opening is clamped with the top of a clamping structure, the clamping structure is fixedly connected with the upper surface of a sealing plug, the sealing plug slides in a cavity, and the cavity is formed in a rectangular plate. This fire alarm switch with safeguard function through setting up spring, sealing plug and screens structure, when preventing the mistake and touching, the elastic force of spring can drive sealing plug upward movement for connecting rod upward movement, then makes screens board upwards with screens mouth block, and then can lock the button, avoids appearing preventing the mistake problem of touching, and secondly when the conflagration takes place, then dial downwards the protruding limit of screens board and can separate screens mouth, convenient operation, then more quick convenient trigger fire alarm switch.

Description

Fire alarm switch with protection function

Technical Field

The utility model belongs to the technical field of fire switches, and particularly relates to a fire switch with a protection function.

Background

In a fire protection system, a fire alarm switch is generally arranged and is controlled by a field person to trigger the fire alarm system, at present, the common fire alarm switch in the prior art is generally of a direct pressing structure, is easy to be mistakenly touched when not in a fire condition, so that the fire protection system responds, unnecessary human and material resource waste is caused, and if the control of the fire alarm switch is more complicated, the problem of mistaken touch can be solved, but when the fire condition occurs, the alarm operation is difficult to conveniently carried out, and therefore, the research of a new fire alarm switch with a protection function is of great significance in solving the problem.

Disclosure of Invention

In order to overcome the defects, the utility model provides the fire switch with the protection function, which solves the problems that the common fire switch in the prior art is a direct pressing structure and is easy to be touched by mistake in case of non-fire, and if the control setting of the fire switch is complex, the problem of false touch can be solved, but the alarm operation is difficult to conveniently carry out when the fire happens.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fire alarm switch with safeguard function, includes the fire alarm switch, the button is installed in the front of fire alarm switch, the screens mouth has been seted up below the button, the top block of screens mouth and screens structure, the higher authority fixed connection of screens structure and sealing plug, the sealing plug slides in the cavity, the cavity is seted up in the rectangular plate, inlay on the rectangular plate and establish and install the conducting strip, rectangular plate fixed connection is in the front of fire alarm switch, and the rectangular plate is located the below of button.

As a further aspect of the utility model: an opening is formed in the lower portion of the rectangular plate, and the opening is communicated with the cavity.

As a further aspect of the utility model: the middle part above the sealing plug is fixedly connected with a spring, and the spring is fixedly connected with the upper side of the inner wall of the cavity.

As a further aspect of the utility model: the clamping structure comprises a clamping plate, wherein the clamping plate is L-shaped, and the clamping plate is clamped with the clamping opening.

As a further aspect of the utility model: the lower fixedly connected with two connecting rods of screens board, fixed connection between two connecting rods and the sealing plug, two the connecting rod slides respectively in two seal cover, and two seal cover inlay and establish and install on the rectangular plate.

As a further aspect of the utility model: the sealing plug divides the cavity into two parts, and the position of the heat conducting fin corresponds to the upper cavity.

Compared with the prior art, the utility model has the beneficial effects that:

1. this fire alarm switch with safeguard function through setting up spring, sealing plug and screens structure, when preventing the mistake and touching, the elastic force of spring can drive sealing plug upward movement for connecting rod upward movement, then makes screens board upwards with screens mouth block, and then can lock the button, avoids appearing preventing the mistake problem of touching, and secondly when the conflagration takes place, then dial downwards the protruding limit of screens board and can separate screens mouth, convenient operation, then more quick convenient trigger fire alarm switch.

2. This fire alarm switch with safeguard function, through setting up conducting strip and sealing plug, the sealing plug keeps the upper chamber of cavity in sealed state, when the conflagration breaing out for the conducting strip receives the heat influence can be with the leading-in cavity of heat, and the inside gaseous thermal expansion of cavity then can drive screens structure and deviate from the screens mouth downwards, and then makes relevant personnel can directly press the button and triggers the fire alarm switch in the first time.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic diagram of a fire switch of the present utility model;

FIG. 3 is a schematic view of a three-dimensional cross-sectional structure of a rectangular plate according to the present utility model;

in the figure: 1 fire alarm switch, 2 rectangular plate, 3 screens structure, 31 screens board, 32 connecting rods, 33 seal cover, 4 heat conducting fin, 5 button, 6 screens mouths, 7 sealing plug, 8 springs, 9 cavitys.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides a fire alarm switch with safeguard function, includes fire alarm switch 1, and button 5 is installed in the front of fire alarm switch 1, and screens mouth 6 has been seted up to the below of button 5, and screens mouth 6 and the top block of screens structure 3, and screens structure 3 includes screens board 31, and the shape of screens board 31 is L-shaped, and the board 31L-shaped design can provide the force application point for relevant personnel, makes things convenient for operation screens board 31 and screens mouth 6 to separate, and then can touch down button 5 operation smoothly;

the clamping plate 31 is clamped with the clamping opening 6, two connecting rods 32 are fixedly connected to the lower surface of the clamping plate 31, the two connecting rods 32 are fixedly connected with the sealing plug 7, the two connecting rods 32 slide in two sealing sleeves 33 respectively, the two sealing sleeves 33 are embedded and mounted on the rectangular plate 2, and the sealing sleeves 33 can keep the tightness with the connecting rods 32, so that air leakage is avoided;

the clamping structure 3 is fixedly connected with the upper surface of the sealing plug 7, the sealing plug 7 divides the cavity 9 into two parts from top to bottom, the position of the heat conducting fin 4 corresponds to the upper cavity, the sealing plug 7 keeps the upper cavity of the cavity 9 in a sealing state, when a fire disaster occurs, the heat conducting fin 4 is influenced by heat to guide the heat into the cavity 9, and the gas in the cavity 9 expands when being heated, the clamping structure 3 can be driven to drop out of the clamping opening 6 downwards, so that related personnel can directly press the button 5 to trigger the fire alarm switch 1 for the first time;

the sealing plug 7 slides in the cavity 9, the middle part of the upper surface of the sealing plug 7 is fixedly connected with a spring 8, the spring 8 is fixedly connected with the upper side of the inner wall of the cavity 9, the elastic force of the spring 8 can keep the position of the sealing plug 7, and then the position of the clamping plate 31 can be positioned through the connecting rod 32, so that the clamping plate 31 keeps clamping with the clamping opening 6, and then the button 5 can be locked, thereby achieving the purpose of preventing false touch;

the cavity 9 is arranged in the rectangular plate 2, the opening is arranged below the rectangular plate 2 and is communicated with the cavity 9, the rectangular plate 2 is embedded with the heat conducting fin 4, the rectangular plate 2 is fixedly connected to the front of the fire alarm switch 1, the rectangular plate 2 is arranged below the button 5, the opening is arranged below the rectangular plate 2, and then the air below the sealing plug 7 and the outside air can be kept flowing, so that the sealing plug 7 can move smoothly.

The working principle of the utility model is as follows:

when a fire disaster occurs, related personnel dial the convex edge of the clamping plate 31 downwards, so that the clamping plate 31 is separated from the clamping opening 6 downwards, the button 5 can be pressed to trigger the fire alarm switch 1 to carry out fire alarm, when the heat conducting fin 4 receives fire heat, the heat can be guided to the upper cavity of the cavity 9, at the moment, the gas in the upper cavity is heated and expanded, the elastic force of the spring 8 can be overcome, the sealing plug 7 drives the connecting rod 32 to move downwards, the connecting rod 32 drives the clamping plate 31 to move downwards, the clamping plate 31 is separated from the clamping opening 6, and the button 5 can be directly pressed to trigger the fire alarm switch 1 to alarm.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.

Claims (6)

1. The utility model provides a fire alarm switch with safeguard function, includes fire alarm switch (1), its characterized in that: the utility model discloses a fire alarm switch, including fire alarm switch (1), button (5) are installed in the front of fire alarm switch (1), screens mouth (6) have been seted up below button (5), the top block of screens mouth (6) and screens structure (3), the higher authority fixed connection of screens structure (3) and sealing plug (7), sealing plug (7) slide in cavity (9), cavity (9) are seted up in rectangular board (2), install conducting strip (4) are inlayed on rectangular board (2), rectangular board (2) fixed connection is in the front of fire alarm switch (1), and rectangular board (2) are located the below of button (5).

2. A fire switch with protection as defined in claim 1, wherein: an opening is formed in the lower portion of the rectangular plate (2), and the opening is communicated with the cavity (9).

3. A fire switch with protection as defined in claim 1, wherein: the middle part above the sealing plug (7) is fixedly connected with a spring (8), and the spring (8) is fixedly connected with the upper side of the inner wall of the cavity (9).

4. A fire switch with protection as defined in claim 1, wherein: the clamping structure (3) comprises a clamping plate (31), the clamping plate (31) is L-shaped, and the clamping plate (31) is clamped with the clamping opening (6).

5. The fire switch with protection function of claim 4, wherein: two connecting rods (32) are fixedly connected below the clamping plate (31), the two connecting rods (32) are fixedly connected with the sealing plug (7), the two connecting rods (32) slide in two sealing sleeves (33) respectively, and the two sealing sleeves (33) are embedded and arranged on the rectangular plate (2).

6. A fire switch with protection as defined in claim 1, wherein: the sealing plug (7) divides the cavity (9) into two parts up and down, and the position of the heat conducting fin (4) corresponds to the upper cavity.